InstantAppButtonsPreferenceController.java revision c08984befdadbfb5eadfe33df722a4dffab3f98d 
1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.settings.applications.appinfo;
18
19import android.app.AlertDialog;
20import android.content.Context;
21import android.content.DialogInterface;
22import android.content.Intent;
23import android.content.pm.PackageManager;
24import android.content.pm.ResolveInfo;
25import android.net.Uri;
26import android.os.Bundle;
27import android.os.UserHandle;
28import android.support.annotation.VisibleForTesting;
29import android.support.v7.preference.PreferenceScreen;
30import android.text.TextUtils;
31import android.view.Menu;
32import android.view.MenuInflater;
33import android.view.MenuItem;
34import android.view.View;
35import android.widget.Button;
36
37import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
38import com.android.settings.R;
39import com.android.settings.applications.AppStoreUtil;
40import com.android.settings.applications.LayoutPreference;
41import com.android.settings.core.BasePreferenceController;
42import com.android.settings.overlay.FeatureFactory;
43import com.android.settingslib.applications.AppUtils;
44import com.android.settingslib.core.lifecycle.Lifecycle;
45import com.android.settingslib.core.lifecycle.LifecycleObserver;
46import com.android.settingslib.core.lifecycle.events.OnCreateOptionsMenu;
47import com.android.settingslib.core.lifecycle.events.OnOptionsItemSelected;
48import com.android.settingslib.core.lifecycle.events.OnPrepareOptionsMenu;
49import com.android.settingslib.wrapper.PackageManagerWrapper;
50
51import java.util.List;
52
53public class InstantAppButtonsPreferenceController extends BasePreferenceController implements
54        LifecycleObserver, OnCreateOptionsMenu, OnPrepareOptionsMenu, OnOptionsItemSelected,
55        DialogInterface.OnClickListener {
56
57    private static final String KEY_INSTANT_APP_BUTTONS = "instant_app_buttons";
58    private static final String META_DATA_DEFAULT_URI = "default-url";
59
60    private final AppInfoDashboardFragment mParent;
61    private final String mPackageName;
62    private final PackageManagerWrapper mPackageManagerWrapper;
63    private String mLaunchUri;
64    private LayoutPreference mPreference;
65    private MenuItem mInstallMenu;
66
67    public InstantAppButtonsPreferenceController(Context context, AppInfoDashboardFragment parent,
68            String packageName, Lifecycle lifecycle) {
69        super(context, KEY_INSTANT_APP_BUTTONS);
70        mParent = parent;
71        mPackageName = packageName;
72        mPackageManagerWrapper = new PackageManagerWrapper(context.getPackageManager());
73        mLaunchUri = getDefaultLaunchUri();
74        if (lifecycle != null) {
75            lifecycle.addObserver(this);
76        }
77    }
78
79    @Override
80    public int getAvailabilityStatus() {
81        return AppUtils.isInstant(mParent.getPackageInfo().applicationInfo)
82                ? AVAILABLE : DISABLED_FOR_USER;
83    }
84
85    @Override
86    public void displayPreference(PreferenceScreen screen) {
87        super.displayPreference(screen);
88        mPreference = (LayoutPreference) screen.findPreference(KEY_INSTANT_APP_BUTTONS);
89        initButtons(mPreference.findViewById(R.id.instant_app_button_container));
90    }
91
92    @Override
93    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
94        if (!TextUtils.isEmpty(mLaunchUri)) {
95            menu.add(0, AppInfoDashboardFragment.INSTALL_INSTANT_APP_MENU, 2, R.string.install_text)
96                .setShowAsAction(MenuItem.SHOW_AS_ACTION_NEVER);
97        }
98    }
99
100    @Override
101    public boolean onOptionsItemSelected(MenuItem menuItem) {
102        if (menuItem.getItemId() == AppInfoDashboardFragment.INSTALL_INSTANT_APP_MENU) {
103            final Intent appStoreIntent = AppStoreUtil.getAppStoreLink(mContext, mPackageName);
104            if (appStoreIntent != null) {
105                mParent.startActivity(appStoreIntent);
106            }
107            return true;
108        }
109        return false;
110    }
111
112    @Override
113    public void onPrepareOptionsMenu(Menu menu) {
114        mInstallMenu = menu.findItem(AppInfoDashboardFragment.INSTALL_INSTANT_APP_MENU);
115        if (mInstallMenu != null) {
116            if (AppStoreUtil.getAppStoreLink(mContext, mPackageName) == null) {
117                mInstallMenu.setEnabled(false);
118            }
119        }
120    }
121
122    @Override
123    public void onClick(DialogInterface dialog, int which) {
124        FeatureFactory.getFactory(mContext).getMetricsFeatureProvider()
125            .action(mContext, MetricsEvent.ACTION_SETTINGS_CLEAR_INSTANT_APP, mPackageName);
126        mPackageManagerWrapper.deletePackageAsUser(
127            mPackageName, null, 0, UserHandle.myUserId());
128    }
129
130    AlertDialog createDialog(int id) {
131        if (id == AppInfoDashboardFragment.DLG_CLEAR_INSTANT_APP) {
132            AlertDialog confirmDialog = new AlertDialog.Builder(mContext)
133                .setPositiveButton(R.string.clear_instant_app_data, this)
134                .setNegativeButton(R.string.cancel, null)
135                .setTitle(R.string.clear_instant_app_data)
136                .setMessage(mContext.getString(R.string.clear_instant_app_confirmation))
137                .create();
138            return confirmDialog;
139        }
140        return null;
141    }
142
143    private void initButtons(View view) {
144        final Button installButton = view.findViewById(R.id.install);
145        final Button clearDataButton = view.findViewById(R.id.clear_data);
146        final Button launchButton = view.findViewById(R.id.launch);
147        if (!TextUtils.isEmpty(mLaunchUri)) {
148            installButton.setVisibility(View.GONE);
149            final Intent intent = new Intent(Intent.ACTION_VIEW);
150            intent.addCategory(Intent.CATEGORY_BROWSABLE);
151            intent.setPackage(mPackageName);
152            intent.setData(Uri.parse(mLaunchUri));
153            intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
154            launchButton.setOnClickListener(v -> mParent.startActivity(intent));
155        } else {
156            launchButton.setVisibility(View.GONE);
157            final Intent appStoreIntent = AppStoreUtil.getAppStoreLink(mContext, mPackageName);
158            if (appStoreIntent != null) {
159                installButton.setOnClickListener(v -> mParent.startActivity(appStoreIntent));
160            } else {
161                installButton.setEnabled(false);
162            }
163        }
164        clearDataButton.setOnClickListener(
165            v -> mParent.showDialogInner(mParent.DLG_CLEAR_INSTANT_APP, 0));
166    }
167
168    private String getDefaultLaunchUri() {
169        final PackageManager manager = mContext.getPackageManager();
170        final Intent intent = new Intent(Intent.ACTION_MAIN);
171        intent.addCategory(Intent.CATEGORY_LAUNCHER);
172        intent.setPackage(mPackageName);
173        final List<ResolveInfo> infos = manager.queryIntentActivities(
174            intent, PackageManager.GET_META_DATA | PackageManager.MATCH_INSTANT);
175        for (ResolveInfo info : infos) {
176            final Bundle metaData = info.activityInfo.metaData;
177            if (metaData != null) {
178                final String launchUri = metaData.getString(META_DATA_DEFAULT_URI);
179                if (!TextUtils.isEmpty(launchUri)) {
180                    return launchUri;
181                }
182            }
183        }
184        return null;
185    }
186}
187